Kai Sings 'Roar'http://www.youtube.com/watch?v=4N8-Eeg0iQ0Five-year-old Kai Langer has established himself as the foremost Bruno Mars cover artist, but check out how he did when he branched out for the first time!

He is so adorbzz! His little actions when he brushes of the dust! Cutie!!

Kai Sings 'Roar'http://www.youtube.com/watch?v=4N8-Eeg0iQ0Five-year-old Kai Langer has established himself as the foremost Bruno Mars cover artist, but check out how he did when he branched out for the first time!

He is so adorbzz! His little actions when he brushes of the dust! Cutie!!

Bless him. He's trying so hard to get the words out with a little twang!

Kai Sings 'Roar'http://www.youtube.com/watch?v=4N8-Eeg0iQ0Five-year-old Kai Langer has established himself as the foremost Bruno Mars cover artist, but check out how he did when he branched out for the first time!

He is so adorbzz! His little actions when he brushes of the dust! Cutie!!